Answer:
Where humans breathe liquid.
What kind of room doesn't have physical walls?
What stays in one corner but travels around the world?
Small, containing light, You'll need it in the dark, It will provide that spark, and shine into the night. Will light up any pyre, 'Cause it can help make a fire.
It can be used onstage or to express admiration. What is it?
Describes a mysterious region and a stylish pair of shorts.